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| author |   Alvin Lee <alvin.lee2@amd.com> | 2019-08-02 13:42:49 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-09-13 17:55:01 -0500 |
| commit | 48af9b91b129f1d93221cd9f76032610a8cc6514 (patch) | |
| tree | c110d4a29117446e79790d57b4a681f9dad12696 /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | drm/amd/display: Subsample mode suboptimal for YCbCr4:2:2 (diff) | |
| download | linux-dev-48af9b91b129f1d93221cd9f76032610a8cc6514.tar.xz linux-dev-48af9b91b129f1d93221cd9f76032610a8cc6514.zip | |
drm/amd/display: Don't allocate payloads if link lost
We should not allocate payloads if the link is lost until the link is retrained.
Some displays require this.
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 9ea75db3484e..45e6195c5395 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -192,6 +192,7 @@ enum dc_detect_reason { bool dc_link_detect(struct dc_link *dc_link, enum dc_detect_reason reason); bool dc_link_get_hpd_state(struct dc_link *dc_link); +enum dc_status dc_link_allocate_mst_payload(struct pipe_ctx *pipe_ctx); /* Notify DC about DP RX Interrupt (aka Short Pulse Interrupt). * Return: |